Mercurial > prosody-modules

annotate mod_storage_mongodb/mod_storage_mongodb.lua @ 5366:db4c66a1d24b

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mod_http_oauth2: Fill in some client metadata defaults Explicit > Implicit Maybe we should actually use these for something as well? :) It's is somewhat an open question of how strictly we should enforce things in the client metadata given that it is somewhat extensible. Especially some of these enum fields which have corresponding IANA registries.
author Kim Alvefur <zash@zash.se>
date Tue, 25 Apr 2023 18:09:08 +0200
parents b21236b6b8d8
children
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1 local next = next;
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2 local setmetatable = setmetatable;
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3
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4 local params = assert ( module:get_option("mongodb") , "mongodb configuration not found" );
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6 prosody.unlock_globals();
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7 local mongo = require "mongo";
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8 prosody.lock_globals();
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10 local json = require "util.json";
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12 local conn
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14 local keyval_store = {};
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15 keyval_store.__index = keyval_store;
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17 function keyval_store:get(username)
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18 local host = module.host or "_global";
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19 local store = self.store;
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21 -- The database name can't have a period in it (hence it can't be a host/ip)
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22 local namespace = params.dbname .. "." .. host;
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23 local v = { _id = { store = store ; username = username } };
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25 local cursor , err = conn:query ( namespace , v );
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26 if not cursor then return nil , err end;
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28 local r , err = cursor:next ( );
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29 if not r then return nil , err end;
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30 return r.data;
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31 end
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33 function keyval_store:set(username, data)
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34 local host = module.host or "_global";
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35 local store = self.store;
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37 -- The database name can't have a period in it (hence it can't be a host/ip)
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38 local namespace = params.dbname .. "." .. host;
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39 local v = { _id = { store = store ; username = username } };
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40
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41 if next(data) ~= nil then -- set data
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42 v.data = data;
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43 return conn:insert ( namespace , json.encode(v) );
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44 else -- delete data
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45 return conn:remove ( namespace , v );
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46 end;
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47 end
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49 local driver = {};
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51 function driver:open(store, typ)
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52 if not conn then
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53 conn = assert ( mongo.Connection.New ( true ) );
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54 assert ( conn:connect ( params.server ) );
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55 if params.username then
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56 assert ( conn:auth ( params ) );
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57 end
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58 end
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60 if not typ then -- default key-value store
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61 return setmetatable({ store = store }, keyval_store);
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62 end;
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63 return nil, "unsupported-store";
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64 end
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65
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66 module:provides("storage", driver);